Mind Teasers : Fill the boxes By Numbers Brain Teaser

Difficulty Popularity

Fill the boxes using (1, 3, 5, 7, 9, 11, 13, 15)

You can also repeat the numbers


category : MATHS | EQUATION

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Mind Teasers : Nine Coins Picture Puzzle

Difficulty Popularity

Nine coins are arranged in a triangle as shown in the picture below. You need to slide two triangles to form a square. Can you do it?


category : LOGIC | PICTURE

Mind Teasers : 4 + 9 != 13

Difficulty Popularity

If the following is true, can you find the value of (4 + 9)?

7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9
category : LOGIC | SERIES

Mind Teasers : Number Sequence Problem

Difficulty Popularity

Identify the next two numbers in this Sequence ?

101, 112, 131, 415, 161, 718, ???, ???


category : LOGIC | SERIES

Mind Teasers : Spot The Difference Christmas Tree Riddle

Difficulty Popularity

Can you spot 5 differences in two Christmas tree below?

category : PICTURE

Mind Teasers : Ias Logic Question

Difficulty Popularity

A guy claims to do the following thing. He puts a coin in a glass bottle. Then, he shuts the mouth of the bottle with the help of a cork. Now he manages to remove the coin out from the bottle without taking out the cork or breaking the glass bottle.

Do you know how he can do it?

Mind Teasers : Trick Gift Brain Teaser

Difficulty Popularity

Cindy opened twenty five presents.
Duke opened five presents.
John opened fifteen presents.

Judging by the statements, can you decipher how many presents will be opened by Rhea?
category : LOGIC | TRICK

Mind Teasers : Toughest Number Series Question

Difficulty Popularity

Solve the number series by identifying the last number.

1 4 5 6 7 9 11 ?
category : LOGIC | SERIES

Mind Teasers : Hard IAS Brain Twister

Difficulty Popularity

An international IQ test is held on knockout terms in November 2013. The final contestants are from Britain and America respectively. Both of them are handed over the final test paper which they have to fill for evaluation. They have to write their names and date on the paper. When the evaluators are handed over the sheets, they find out that both the guys have same name. In no manner can they identify which sheet belongs to whom.

Can you identify the date on which the competition was held?

Mind Teasers : Connect Nodes Puzzle

Difficulty Popularity

Can you connect the nodes between them based on the value of the node?

Note: Inside the first node there is a value of 1 which means that this node is connected to just one node

category : LOGIC | PICTURE

Mind Teasers : Math IQ Question

Difficulty Popularity

Adam is one of the finalist in an IQ championship. As the final test, he is provided with two hourglass. One of them can measure eleven minutes while the other one can measure thirteen minutes.
He is asked to measure exactly fifteen minutes using those two hourglasses. How will he do it ?
category : LOGIC | MEASURE

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